/*
 * @Author: xiaosihan 
 * @Date: 2021-08-15 03:24:48 
 * @Last Modified by: xiaosihan
 * @Last Modified time: 2021-08-15 03:26:16
 */


 .canvas{
     width: 512px;
     height: 512px;
     border: 1px solid #2993cc;
 }